Triple

T602737
Position Surface form Disambiguated ID Type / Status
Subject La Silla Observatory E11528 entity
Predicate hasTelescope P35 FINISHED
Object MPG/ESO 2.2 m Telescope
The MPG/ESO 2.2 m Telescope is a 2.2-meter optical telescope operated jointly by the Max Planck Society and the European Southern Observatory, widely used for imaging and survey work in the southern sky.
E75948 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: MPG/ESO 2.2 m Telescope | Statement: [La Silla Observatory, hasTelescope, MPG/ESO 2.2 m Telescope]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: MPG/ESO 2.2 m Telescope
Context triple: [La Silla Observatory, hasTelescope, MPG/ESO 2.2 m Telescope]
  • A. du Pont Telescope
    The du Pont Telescope is a 2.5-meter optical telescope at Chile’s Las Campanas Observatory used for a wide range of astronomical imaging and spectroscopic research.
  • B. Magellan Clay Telescope
    The Magellan Clay Telescope is one of the twin 6.5-meter Magellan telescopes at Las Campanas Observatory in Chile, used for cutting-edge optical and infrared astronomical research.
  • C. Magellan Telescopes
    Magellan Telescopes are a pair of 6.5-meter optical-infrared telescopes at Las Campanas Observatory in Chile, used for cutting-edge astronomical research by an international collaboration.
  • D. Gemini South Observatory
    Gemini South Observatory is a major 8.1-meter optical and infrared telescope facility located on Cerro Pachón in Chile, forming the southern half of the international Gemini Observatory.
  • E. Very Large Telescope
    The Very Large Telescope is a flagship array of four large optical telescopes operated by the European Southern Observatory, renowned for its cutting-edge astronomical observations and discoveries.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: MPG/ESO 2.2 m Telescope
Triple: [La Silla Observatory, hasTelescope, MPG/ESO 2.2 m Telescope]
Generated description
The MPG/ESO 2.2 m Telescope is a 2.2-meter optical telescope operated jointly by the Max Planck Society and the European Southern Observatory, widely used for imaging and survey work in the southern sky.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: MPG/ESO 2.2 m Telescope
Target entity description: The MPG/ESO 2.2 m Telescope is a 2.2-meter optical telescope operated jointly by the Max Planck Society and the European Southern Observatory, widely used for imaging and survey work in the southern sky.
  • A. du Pont Telescope
    The du Pont Telescope is a 2.5-meter optical telescope at Chile’s Las Campanas Observatory used for a wide range of astronomical imaging and spectroscopic research.
  • B. Magellan Clay Telescope
    The Magellan Clay Telescope is one of the twin 6.5-meter Magellan telescopes at Las Campanas Observatory in Chile, used for cutting-edge optical and infrared astronomical research.
  • C. Magellan Telescopes
    Magellan Telescopes are a pair of 6.5-meter optical-infrared telescopes at Las Campanas Observatory in Chile, used for cutting-edge astronomical research by an international collaboration.
  • D. Gemini South Observatory
    Gemini South Observatory is a major 8.1-meter optical and infrared telescope facility located on Cerro Pachón in Chile, forming the southern half of the international Gemini Observatory.
  • E. Very Large Telescope
    The Very Large Telescope is a flagship array of four large optical telescopes operated by the European Southern Observatory, renowned for its cutting-edge astronomical observations and discoveries.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a4932779b881908688590d59c71900 completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49dc4f7d08190990f70b9b3af6ce5 completed March 1, 2026, 8:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69a529240e7481908a763a7699b9d478 completed March 2, 2026, 6:07 a.m.
NEDg Description generation batch_69a52a94984c81909afefc60f26ebc13 completed March 2, 2026, 6:13 a.m.
NED2 Entity disambiguation (via description) batch_69a52b59eb148190a413fa0b314f1eef completed March 2, 2026, 6:16 a.m.
Created at: March 1, 2026, 7:35 p.m.